There are Lots more changes other than Tier 1 (General) Interview, which can potentially effects Tier 1 General FLR and ILR.
In future applications they can
1) Call any Tier 1 application for interview weather postal or PEO Services
2) Check Previous Application's Income claimed and there Relevant Tax Returns with HMRC
3) Business Activity and previous immigration history
As by the Statements of Changes
In Appendix A, after paragraph 19(h), insert:
“(i) The Secretary of State must be satisfied that the earnings are from genuine employment. If the Secretary of State is not satisfied, points for those earnings will not be awarded.
(j) In making the assessment in paragraph 19(i), the Secretary of State will assess on the balance of probabilities and may take into account the following factors:
(i) the evidence the applicant has submitted;
(ii) whether the money appears to have been earned through genuine
employment, rather than being borrowed, gifted, or otherwise shown in
the applicant’s financial transactions or records without being earned;
(iii) whether the business from which the earnings are claimed can be
shown to exist and be lawfully and genuinely trading;
(iv) verification of previous earnings claims with declarations made in
respect of the applicant to other Government Departments, including
declarations made in respect of earnings claimed by the applicant in
previous applications;
(v) the applicant's previous educational and business experience (or lack
thereof) in relation to the claimed business activity;
(vi) the applicant's immigration history and previous activity in the UK;
(vii) where the nature of the applicant’s employment or business requires
him to have mandatory accreditation, registration or insurance, whether
that accreditation, registration or insurance has been obtained;
(viii) any payments made by the applicant to other parties; and
(ix) any other relevant information.
(k) To support the assessment in paragraph 19(i), the Secretary of State may:
(i) request additional information and evidence, and refuse the application
if the information or evidence is not provided. Any requested documents must be received by the Secretary of State at the address specified in the request within 28 working days of the date the request is sent, and
(ii) request the applicant attends an interview, and refuse the application if
the applicant fails to comply with any such request without providing a
reasonable explanation.
http://www.ukba.homeoffice.gov.uk/sitec ... iew=Binary