Complete these sentences with the correct form of the verbs in brackets.

15 He is involved in _______ (help) customers who need their loans modified.
16 We expect customers _______ (have) good credit ratings if they want to borrow money.
17 My bank suggested _______ (invest) in that company.
18 I wanted _______ (set up) an overdraft facility because I have a cash flow problem.
19 I spend time _______ (work) with customers.
20 He decided _______ (ask) about a loan.